243922

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:166

約数の個数: 24

約数和(自身を含む): 451440

約数和(自身を除く): 207518

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 131, 133, 262, 266, 917, 931, 1834, 1862, 2489, 4978, 6419, 12838, 17423, 34846, 121961, 243922]

約数ペア:

[(1, 243922), (2, 121961), (7, 34846), (14, 17423), (19, 12838), (38, 6419), (49, 4978), (98, 2489), (131, 1862), (133, 1834), (262, 931), (266, 917)]